"If you're a researcher on this book thing and you were on Earth, you must have been gathering material on it."
"Well, I was able to extend the original entry a bit, yes."
"Let me see what it says in this edition, then. I've got to see it."
... "What? Harmless! Is that all it's got to say? Harmless! One word! ... Well, for God's sake I hope you managed to rectify that a bit."
"Oh yes, well I managed to transmit a new entry off to the editor. He had to trim it a bit, but it's still an improvement."
"And what does it say now?" asked Arthur.
"Mostly harmless," admitted Ford with a slightly embarrassed cough.